APA-čujuhus (7. p.)

HAMMER, D. P. (1990). The USSR: The politics of oligarchy. Westview.

Chicago-čujuhus (17. p.)

HAMMER, Darrell P. The USSR: The Politics of Oligarchy. Boulder: Westview, 1990.

MLA-čujuhus (9. p.)

HAMMER, Darrell P. The USSR: The Politics of Oligarchy. Westview, 1990.

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